Historical clue formulations

• It'll pass! — 2026-07-31
• It's cool while it's hot — 2025-10-31
• It's all the rage — 2025-08-20
• It doesn't stay hot for long — 2024-08-07
• It won't be around for long — 2024-06-29
• With 49-Down, trendy eating plans — 2024-04-22
• This too shall pass — 2024-02-15
• Rubik's Cube, once — 2024-01-26
• It goes in and out — 2023-07-02
• It comes and goes — 2023-04-20
• Furbys or fidget spinners, e.g. — 2023-01-29
• Passing craze — 2022-12-27
• It's hot right now — 2022-11-13
• It's hot right now — 2022-06-18
• It's in, then it's out — 2022-05-29
• Its life span is short — 2022-05-22
• Flavor of the month — 2022-02-24
• Bottle flipping in the mid-2010s, e.g. — 2022-01-02
• It doesn't last long — 2021-06-11
• 44-Downs, once — 2021-05-01
• Furbys or fidget spinners, once — 2021-04-20
• Pet rocks, once — 2021-03-31
• Something lacking staying power — 2021-03-11
• Tamagotchi, once — 2021-02-19
• Hula hoops or fidget spinners, once — 2021-02-17
• Kind of diet — 2020-05-03
• Pokémon Go, in the late 2010s, e.g. — 2020-01-21
• Fidget spinners or Furbys, once — 2019-12-13
• Beanie Babies, once — 2019-10-09
• Something everyone's doing — 2019-07-20
• Ice Bucket Challenge, in 2014 — 2017-05-31
• Flash mobs, once — 2017-02-27
• Man buns, e.g. — 2016-12-23
• Ice Bucket Challenge, for one — 2016-12-11
• Selfies around 2012-13, e.g. — 2016-04-24
• Pog or Pogs, formerly — 2014-08-23
• Craze — 2014-06-23
• Crosswords, e.g., in the 1920s — 2013-10-13
• In thing — 2013-08-17
• Latest sensation — 2013-03-27
• Fleeting craze — 2013-03-04
• It's hot, then it's not — 2013-02-27
• Angry Birds, e.g., in 2010 — 2012-11-13
• The limbo, once — 2012-11-04
• It comes and goes — 2012-07-15
• Hula-Hoops or Furbys, once — 2012-06-11
• It's all the rage — 2012-01-16
• Angry Birds, e.g. — 2012-01-15
• Goldfish swallowing in the 1920s, e.g. — 2011-08-10
• It comes and goes — 2011-05-21